The circumstances of the world are continually changing, and the opinions of man change also; and as government is for the living, and not for the dead, it is the living only that has any right in it.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

The difference between ordinary and extraordinary is that little extra.

相信一个人不仅仅是个人，这是多么危险的想法。

成功的收获始于倾听——倾听土地、植物和照料它们的人。